Postmix

Postmix is the go to rapid setting concrete for fence posts and gate posts used by professionals and DIYers alike - Setting in approximately 15 minutes, postmix can be used to set any concrete, wooden or metal post into the ground securely.

It's recommended that at least 1.5 bags of postmix is used for setting regular fence posts, based on a hole depth of 2 feet and width of 7 inches.